Finding the Third Proportional to 53,616 and 70,056

Step by Step Solution

1. Step 1: Write the proportion equation
   53,616 : 70,056 = 70,056 : x
2. Step 2: Convert to fraction form
   53,616/70,056 = 70,056/x
3. Step 3: Cross multiply
   53,616x = 70,056 × 70,056
4. Step 4: Simplify right side
   53,616x = 4,907,843,136
5. Step 5: Solve for x
   x = 4,907,843,136/53,616
6. Step 6: Final answer
   x = 91,536.91